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/** \file
* \brief iupmatrix control
* mouse events
*
* See Copyright Notice in "iup.h"
*/
/**************************************************************************/
/* Functions to handle mouse events */
/**************************************************************************/
#include <stdlib.h>
#include "iup.h"
#include "iupcbs.h"
#include <cd.h>
#include "iup_object.h"
#include "iup_attrib.h"
#include "iup_str.h"
#include "iup_stdcontrols.h"
#include "iupmat_def.h"
#include "iupmat_colres.h"
#include "iupmat_aux.h"
#include "iupmat_focus.h"
#include "iupmat_mouse.h"
#include "iupmat_key.h"
#include "iupmat_mark.h"
#include "iupmat_edit.h"
#include "iupmat_draw.h"
#include "iupmat_scroll.h"
#define IMAT_DRAG_SCROLL_DELTA 5
static void iMatrixMouseCallMoveCb(Ihandle* ih, int lin, int col)
{
IFnii cb = (IFnii)IupGetCallback(ih, "MOUSEMOVE_CB");
if (cb)
cb(ih, lin, col);
}
static int iMatrixMouseCallClickCb(Ihandle* ih, int press, int lin, int col, char* r)
{
IFniis cb;
if (press)
cb = (IFniis)IupGetCallback(ih, "CLICK_CB");
else
cb = (IFniis)IupGetCallback(ih, "RELEASE_CB");
if (cb)
return cb(ih, lin, col, r);
return IUP_DEFAULT;
}
static void iMatrixMouseLeftPress(Ihandle* ih, int lin, int col, int shift, int ctrl, int dclick)
{
if (dclick)
{
iupMatrixMarkMouseReset(ih);
if (lin==0 || col==0)
return;
/* if a double click NOT in the current cell */
if (lin != ih->data->lines.focus_cell || col != ih->data->columns.focus_cell)
{
/* leave the previous cell if the matrix previously had the focus */
if (ih->data->has_focus && iupMatrixAuxCallLeaveCellCb(ih) == IUP_IGNORE)
return;
iupMatrixFocusSet(ih, lin, col);
iupMatrixAuxCallEnterCellCb(ih);
}
if (iupMatrixEditShow(ih))
{
if (ih->data->datah == ih->data->droph)
IupSetAttribute(ih->data->datah, "SHOWDROPDOWN", "YES");
if (IupGetGlobal("MOTIFVERSION"))
{
/* Sequece of focus_cb in Motif from here:
Matrix-Focus(0) - ok
Edit-KillFocus - weird, must avoid using _IUPMAT_DOUBLECLICK
Since OpenMotif version 2.2.3 this is not necessary anymore. */
if (atoi(IupGetGlobal("MOTIFNUMBER")) < 2203)
iupAttribSetStr(ih, "_IUPMAT_DOUBLECLICK", "1");
}
}
}
else /* single click */
{
if (shift && ih->data->mark_multiple && ih->data->mark_mode != IMAT_MARK_NO)
{
iupMatrixMarkMouseBlock(ih, lin, col);
}
else
{
ih->data->leftpressed = 1;
if (lin>0 && col>0)
{
if (iupMatrixAuxCallLeaveCellCb(ih) == IUP_IGNORE)
return;
iupMatrixFocusSet(ih, lin, col);
/* process mark before EnterCell */
if (ih->data->mark_mode != IMAT_MARK_NO)
iupMatrixMarkMouseItem(ih, ctrl, lin, col);
iupMatrixAuxCallEnterCellCb(ih);
}
else
{
/* only process marks if at titles */
if (ih->data->mark_mode != IMAT_MARK_NO)
iupMatrixMarkMouseItem(ih, ctrl, lin, col);
}
}
}
}
int iupMatrixMouseButton_CB(Ihandle* ih, int b, int press, int x, int y, char* r)
{
int lin=-1, col=-1;
if (!iupMatrixIsValid(ih, 0))
return IUP_DEFAULT;
/* reset press state */
ih->data->leftpressed = 0;
if (press)
{
/* The edit Focus callback is not called when the user clicks in the parent canvas.
so we have to compensate that. */
iupMatrixEditForceHidden(ih);
ih->data->has_focus = 1;
}
iupMatrixAuxGetLinColFromXY(ih, x, y, &lin, &col);
if (b == IUP_BUTTON1)
{
if (press)
{
iupMatrixKeyResetHomeEndCount(ih);
if (iupMatrixColResStart(ih, x, y))
return IUP_DEFAULT; /* Resize of the width a of a column was started */
if (lin!=-1 && col!=-1)
iMatrixMouseLeftPress(ih, lin, col, isshift(r), iscontrol(r), isdouble(r));
}
else
{
if (iupMatrixColResIsResizing(ih)) /* If it was made a column resize, finish it */
iupMatrixColResFinish(ih, x);
}
}
else
iupMatrixMarkMouseReset(ih);
if (lin!=-1 && col!=-1)
{
if (iMatrixMouseCallClickCb(ih, press, lin, col, r) == IUP_IGNORE)
return IUP_DEFAULT;
}
iupMatrixDrawUpdate(ih);
return IUP_DEFAULT;
}
int iupMatrixMouseMove_CB(Ihandle* ih, int x, int y)
{
int lin, col;
if (!iupMatrixIsValid(ih, 0))
return IUP_DEFAULT;
if (ih->data->leftpressed && ih->data->mark_multiple && ih->data->mark_mode != IMAT_MARK_NO)
{
if ((x < ih->data->columns.sizes[0] || x < IMAT_DRAG_SCROLL_DELTA) && (ih->data->columns.first > 1))
iupMATRIX_ScrollLeft(ih);
else if ((x > ih->data->w - IMAT_DRAG_SCROLL_DELTA) && (ih->data->columns.last < ih->data->columns.num-1))
iupMATRIX_ScrollRight(ih);
if ((y < ih->data->lines.sizes[0] || y < IMAT_DRAG_SCROLL_DELTA) && (ih->data->lines.first > 1))
iupMATRIX_ScrollUp(ih);
else if ((y > ih->data->h - IMAT_DRAG_SCROLL_DELTA) && (ih->data->lines.last < ih->data->lines.num-1))
iupMATRIX_ScrollDown(ih);
if (iupMatrixAuxGetLinColFromXY(ih, x, y, &lin, &col))
{
iupMatrixMarkMouseBlock(ih, lin, col);
iupMatrixDrawUpdate(ih);
iMatrixMouseCallMoveCb(ih, lin, col);
}
return IUP_DEFAULT;
}
else if(iupMatrixColResIsResizing(ih)) /* Make a resize in a column size */
iupMatrixColResMove(ih, x);
else /* Change cursor when it is passed on a join involving column titles */
iupMatrixColResCheckChangeCursor(ih, x, y);
if (iupMatrixAuxGetLinColFromXY(ih, x, y, &lin, &col))
iMatrixMouseCallMoveCb(ih, lin, col);
return IUP_DEFAULT;
}
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